Portion of a boot upper



FIG. 1 is a left side elevational view of a portion of a boot upper,showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a perspective view thereof.

The broken lines shown on the bows are intended to disclaim the interiorportions of the bows, and the broken lines illustrating the boot aresolely for the purpose of illustrating context, environment or otherunclaimed areas and form no part of the claimed design.

CLAIM The ornamental design for a portion of a boot upper, as shown anddescribed.